<?php
/**
 * Zend Framework
 *
 * LICENSE
 *
 * This source file is subject to the new BSD license that is bundled
 * with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://framework.zend.com/license/new-bsd
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@zend.com so we can send you a copy immediately.
 *
 * @category   Zend
 * @package    Zend_Controller
 * @copyright  Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
 * @license    http://framework.zend.com/license/new-bsd     New BSD License
 */

/**
 * Zend_XmlRpc_Request
 */
require_once 'Zend/XmlRpc/Request.php';

/**
 * XmlRpc Request object -- Request via HTTP
 *
 * Extends {@link Zend_XmlRpc_Request} to accept a request via HTTP. Request is
 * built at construction time using a raw POST; if no data is available, the
 * request is declared a fault.
 *
 * @category Zend
 * @package  Zend_XmlRpc
 * @copyright  Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
 * @license    http://framework.zend.com/license/new-bsd     New BSD License
 * @version $Id: Http.php 18443 2009-09-30 13:35:47Z lars $
 */
class Zend_XmlRpc_Request_Http extends Zend_XmlRpc_Request
{
	/**
	 * Array of headers
	 * @var array
	 */
	protected $_headers;

	/**
	 * Raw XML as received via request
	 * @var string
	 */
	protected $_xml;

	/**
	 * Constructor
	 *
	 * Attempts to read from php://input to get raw POST request; if an error
	 * occurs in doing so, or if the XML is invalid, the request is declared a
	 * fault.
	 *
	 * @return void
	 */
	public function __construct()
	{
		$xml = @file_get_contents('php://input');
		if (!$xml) {
			require_once 'Zend/XmlRpc/Fault.php';
			$this->_fault = new Zend_XmlRpc_Fault(630);
			return;
		}

		$this->_xml = $xml;

		$this->loadXml($xml);
	}

	/**
	 * Retrieve the raw XML request
	 *
	 * @return string
	 */
	public function getRawRequest()
	{
		return $this->_xml;
	}

	/**
	 * Get headers
	 *
	 * Gets all headers as key => value pairs and returns them.
	 *
	 * @return array
	 */
	public function getHeaders()
	{
		if (null === $this->_headers) {
			$this->_headers = array();
			foreach ($_SERVER as $key => $value) {
				if ('HTTP_' == substr($key, 0, 5)) {
					$header = str_replace(' ', '-', ucwords(strtolower(str_replace('_', ' ', substr($key, 5)))));
					$this->_headers[$header] = $value;
				}
			}
		}

		return $this->_headers;
	}

	/**
	 * Retrieve the full HTTP request, including headers and XML
	 *
	 * @return string
	 */
	public function getFullRequest()
	{
		$request = '';
		foreach ($this->getHeaders() as $key => $value) {
			$request .= $key . ': ' . $value . "\n";
		}

		$request .= $this->_xml;

		return $request;
	}
}
